var createError = require('http-errors');
var express = require('express');
var path = require('path');

const jwtAuth = require('./utils/auth');

var cookieParser = require('cookie-parser');
var logger = require('morgan');


require('./db');




// var indexRouter = require('./routes/index');

var studentsRouter = require('./routes/students');
const pointsRouter = require("./routes/points");

const exercisesRouter = require("./routes/exercises");

const typesRouter = require("./routes/types");
const testedRouter = require("./routes/tested");
const testsRouter = require("./routes/tests");
const errorsRouter = require("./routes/errors");
var imagesRouter = require('./routes/images');
var collectionRouter = require('./routes/collections');
// const typesRouter = require('./routes/types');
// const testsRouter = require('./routes/tests');
console.log(111);
var app = express();
// view engine setup
// CORS 处理跨域
var allowCrossDomain = function (req, res, next) {
    // 设置允许跨域访问的请求源（* 表示接受任意域名的请求）   
    res.header("Access-Control-Allow-Origin", "*");
    // 设置允许跨域访问的请求头
    res.header("Access-Control-Allow-Headers", "X-Requested-With,Origin,Content-Type,Accept,Authorization");
    // 设置允许跨域访问的请求类型
    res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
    // 同意 cookie 发送到服务器（如果要发送cookie，Access-Control-Allow-Origin 不能设置为星号）
    res.header('Access-Control-Allow-Credentials', 'true');
    next();
};
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

app.use(allowCrossDomain);
app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(jwtAuth);
// app.use('/', indexRouter);

app.use('/students', studentsRouter);
app.use('/points', pointsRouter);
app.use('/exercises', exercisesRouter);
app.use('/tests', testsRouter);
app.use('/types', typesRouter);
app.use('/tested', testedRouter);
// 错题数据
app.use('/errors', errorsRouter);
// 图片上传
app.use('/images', imagesRouter);
// 收藏题目数据
app.use('/collections', collectionRouter)

app.use('/types', typesRouter);
app.use('/tests', testsRouter);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
    next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
    // set locals, only providing error in development
    res.locals.message = err.message;
    res.locals.error = req.app.get('env') === 'development' ? err : {};

    // render the error page
    res.status(err.status || 500);
    res.render('error');
});

// module.exports = app;
app.listen(3000, () => console.log('3000 服务器自动启动'))